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Graduate Doppler Effect Observed Frequency Under Special Conditions

  • Thinker8921
  • · Replies 9 ·
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9

Undergrad Modeling static buildup/discharge?

  • phsieh2009
  • · Replies 3 ·
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3

Graduate Double-slit experiment with magnets and iron projectiles

  • atomistic
  • · Replies 12 ·
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12

Graduate What Does v Represent in the Lorentz Force Equation?

  • kmarinas86
  • · Replies 3 ·
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3

Undergrad Understanding the Effect of Resistance on Transient Response in RL Circuits

  • Lavabug
  • · Replies 1 ·
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1

Graduate Capacitor transient response, what happens in the dielectric?

  • Lavabug
  • · Replies 3 ·
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3

High School Calculating Current in a Mixed Series and Parallel Circuit

  • doublea500
  • · Replies 4 ·
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4

Undergrad Effect of magnetic field on radio waves

  • ASHUPLC393
  • · Replies 7 ·
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7

Graduate Modelling Charged Particle Flow

  • MattRob
  • · Replies 1 ·
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1

Graduate Lorentz Force Equation – Is vxB Representable?

  • Michael Lin
  • · Replies 6 ·
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6

Undergrad Air resistance, how to calculate it?

  • shizzznit
  • · Replies 9 ·
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9

Graduate Vector potential and constant magnetic flux density

  • skyboarder2
  • · Replies 3 ·
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3

Undergrad Converting a laser beam to electricity with photovoltaic cells

  • Ant1Vanden
  • · Replies 16 ·
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16

High School Freeing Electrons from Wires: A How-To Guide

  • karawan
  • · Replies 5 ·
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5

High School How does electricity create sound waves?

  • thechosenone
  • · Replies 5 ·
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5

Graduate Electrostatic Forces on Three Hypothetical Parallel Planes

  • rogainuser
  • · Replies 1 ·
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1

Graduate Permittivity versus conductivity

  • wil3
  • · Replies 1 ·
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1

Graduate Lumious intensity and flux of photons

  • Vectorcrust
  • · Replies 1 ·
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1

Undergrad Why current from a socket is dangerous to people?

  • Stanley514
  • · Replies 6 ·
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6

Graduate Voltage without charge = current?

  • johnpjust
  • · Replies 7 ·
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7

Undergrad SAR & Frequency: What's the Relation?

  • yasmine hosny
  • · Replies 1 ·
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1

Graduate Thermodynamics rigid tank, determine electrical energy supplied to air

  • getfreshcrue
  • · Replies 5 ·
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5

Graduate Understanding Dipole and Quadrupole Moments for Energy Calculation

  • Gavroy
  • · Replies 2 ·
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2

Undergrad How Does the Photoelectric Effect Relate to Electron Kinetic Energy?

  • kabtq9s
  • · Replies 4 ·
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4

Undergrad Electric field inside a spherical shell

  • confucius
  • · Replies 17 ·
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17

Undergrad Thermal capacitance/Heat Transfer

  • vettett15
  • · Replies 1 ·
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1

High School If we decrease the voltage passing through a circuit, (suppose that

  • poohbearhug
  • · Replies 6 ·
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6

Graduate Distinction free and bound current (or charge) [very confused]

  • nonequilibrium
  • · Replies 9 ·
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9

Graduate Question on a sinodal charge distribution regarding retarded potential.

  • yungman
  • · Replies 1 ·
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1

Undergrad Why do electromagnetic waves oscillate?

  • scottwallace
  • · Replies 3 ·
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3

Undergrad Electric Field around Conducting Surfaces

  • nimadh
  • · Replies 13 ·
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13

High School Brightness of a Bulb: Power vs. Current Explained

  • quantum123
  • · Replies 23 ·
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23

Undergrad Calculating Energy Use and Wind Turbine Requirements for High-Speed Trains

  • Cherwell
  • · Replies 4 ·
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4

Undergrad Understanding some concepts of electrostatics

  • Vyse007
  • · Replies 6 ·
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6

Undergrad Electromagnetic waves and charge sources

  • Schreiberdk
  • · Replies 3 ·
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3

Undergrad Disrupting 20 lbs magnetic pull

  • sc1guy
  • · Replies 19 ·
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19

Graduate Electron flow over a conducting surface of variable resistivity

  • fyzxfreak
  • · Replies 3 ·
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3

Undergrad Evaporation rate & electric field

  • jangheej
  • · Replies 2 ·
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2

Undergrad Circuit completion : is it necessary?

  • AlchemistK
  • · Replies 161 ·
6
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161

High School What is constant velocity? This is in a question of moving charge.

  • yungman
  • · Replies 3 ·
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3

Undergrad Magnet with single pole creation

  • hareeshgnair
  • · Replies 2 ·
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2

Undergrad I need some help on how to calculate electric field vectors at a point called P

  • tastybrownies
  • · Replies 2 ·
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2

Undergrad Mass, charge etc. at a single point

  • ForMyThunder
  • · Replies 2 ·
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2

Undergrad Details on electromagnetic waves?

  • elabed haidar
  • · Replies 7 ·
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7

Graduate Why does current produce magnetic field (in a deeper sense)

  • CyberShot
  • · Replies 7 ·
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7

Undergrad Thermal Analogue: Temperature and Heat Capacity or Opposite?

  • zorro
  • · Replies 4 ·
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4

Undergrad Accelerating Charges: Electron on Earth & Light Emission

  • cragar
  • · Replies 1 ·
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1

Graduate Induced E Field? B Field, Current, Electron

  • cragar
  • · Replies 4 ·
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4

Graduate Electron radiate when curving past massive body?

  • jnorman
  • · Replies 1 ·
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1

Undergrad Electric field of a dipole, two different equations?

  • gareth182
  • · Replies 1 ·
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1

Graduate Deriving Electric Field of a Dipole in Cylindrical Polars: Can You Help?

  • Ashu2912
  • · Replies 2 ·
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2

Graduate Spherical EM wave or one or more photons?

  • gambit64
  • · Replies 13 ·
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13

Undergrad High voltage power transmission and joule's law

  • markem
  • · Replies 2 ·
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2

Undergrad Magnetic field effect on resonance

  • ChrisWhewell
  • · Replies 1 ·
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1

Undergrad Does electricity have momentum?

  • BenChicago
  • · Replies 4 ·
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4

High School Charge & Reflection: Explaining What It Means

  • Virogen
  • · Replies 4 ·
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4

Undergrad Acoustics - Critical Bandwidths ?

  • Radiohannah
  • · Replies 1 ·
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1

Undergrad Magnetic force on ferromagnetic body

  • sorena_2006_1
  • · Replies 3 ·
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3

High School How Can I Increase Current to Power an LED with Lemon Batteries?

  • MJay82
  • · Replies 2 ·
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2

Undergrad Photoelectric Effect: Max Speed Dependency & Graphical Representation

  • AlchemistK
  • · Replies 23 ·
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23

High School Say you have a magnet, one end of the magnet has a positive charge and

  • AstrophysicsX
  • · Replies 14 ·
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14

High School I always hear the term with electrolytes

  • KingNothing
  • · Replies 4 ·
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4

Graduate Proof of Maxwell's Equation Wave Behavior | Maxell Eqn Help

  • royayash
  • · Replies 4 ·
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4

High School Conceptual understanding of generating electricity

  • pinchharmonic
  • · Replies 26 ·
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26

Undergrad Spatial Wavelength of a Halbach array (Magnetism)

  • upabove
  • · Replies 1 ·
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1

Undergrad Induced Voltage Equation: Solving for Constant Magnetic Field

  • laxmaster08
  • · Replies 28 ·
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28

High School Find the Equivalent Resistance in Complicated Electrical Circuits

  • Grievery
  • · Replies 4 ·
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4

Graduate Electromagnetic radiation prevalence

  • Waldheri
  • · Replies 3 ·
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3

Undergrad Understanding EM Wave Equations

  • quietrain
  • · Replies 19 ·
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19

Undergrad Question about the concept of electricity in solar cells.

  • LogicX
  • · Replies 5 ·
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5

Graduate Why Are There 8 Maxwell Equations for 6 Field Variables?

  • abrowaqas
  • · Replies 12 ·
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12

Undergrad Electric Field Direction in Simple Battery Circuit

  • quietrain
  • · Replies 14 ·
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14

Undergrad Building a Pair of Helmholtz Coils - Questions & Tips

  • Froskoy
  • · Replies 1 ·
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1

High School Creating a Magnetic Field Like Pic-2: Possible?

  • sameev29
  • · Replies 6 ·
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6

Graduate Elctromagnetic induction by a solenoid moving with the speed of light?

  • A Dhingra
  • · Replies 8 ·
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8

Graduate Polarization and magnetic field

  • polarizer
  • · Replies 2 ·
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2

Undergrad Why Does a Dipole in E-Field Point in a Certain Direction?

  • quietrain
  • · Replies 15 ·
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15

Graduate Do Accelerated Charges Always Radiate?

  • shoestring
  • · Replies 4 ·
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4

High School Defining the electric current.

  • AS28
  • · Replies 2 ·
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2

High School Can a particle revolve around a magnet

  • sabdulhaq
  • · Replies 9 ·
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9

Undergrad Can we have electrostatic levitation using capacitor type plates?

  • ProgScience
  • · Replies 12 ·
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12

Undergrad Moving charge creates a magnetic field

  • magu1re
  • · Replies 2 ·
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2

Undergrad How can you achieve different voltages in an electric circuit?

  • Opus_723
  • · Replies 48 ·
2
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48

Graduate Accelerating Charged Particle: Does it Fall Slower?

  • cragar
  • · Replies 16 ·
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16

Graduate What is the effect of time-varying current on Gauss law in electrodynamics?

  • quietrain
  • · Replies 8 ·
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8

Undergrad What Does q(t) Represent in Electromagnetic Waves?

  • S.M.M
  • · Replies 2 ·
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2

Graduate Hollow conducting sphere in external E field

  • AxiomOfChoice
  • · Replies 8 ·
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8

Graduate Restrahlen Effect and Plasma Frequency

  • Master J
  • · Replies 1 ·
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1

Graduate Poynting Theorem: Why is 1st Term Ignored?

  • quietrain
  • · Replies 2 ·
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2

High School Electricity's lessons for starters

  • yasmine-math
  • · Replies 3 ·
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3

Graduate Question about retarded scalar potential and Coulomb Gauge.

  • yungman
  • · Replies 11 ·
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11

Graduate Derivation/origin of two equations

  • thewall12
  • · Replies 1 ·
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1

Undergrad Does a Falling Wire Near a Magnet Experience a Magnetic Force?

  • physmath96
  • · Replies 8 ·
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8

Undergrad How Do You Calculate the Electric Field from a Powerline?

  • Nick89
  • · Replies 3 ·
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3

High School Physics behind Gaussian Accelerator/ Magnetic Linear Accelerator

  • x85247x
  • · Replies 10 ·
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10

Undergrad Why is the frequency constant when waves pass through an interface?

  • McLaren Rulez
  • · Replies 9 ·
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9

Graduate What is the role of surface currents in Ampere's Law with H fields?

  • McLaren Rulez
  • · Replies 3 ·
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3

Graduate Doppler Effect of light ; and electric , magnetic fields

  • A Dhingra
  • · Replies 4 ·
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4

Undergrad Ball and air resistance (curiously difficult)

  • nicholaslyz
  • · Replies 1 ·
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1

Undergrad Voltage Drop in Electric Circuits

  • horsecandy911
  • · Replies 4 ·
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4